Home / 12,737,704,414.88-17,578,085,186.37-7,021,863,272.77

Finding the Fourth Proportional to 12,737,704,414.88, 17,578,085,186.37 and 7,021,863,272.77

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Solution

The fourth proportional to 12,737,704,414.88, 17,578,085,186.37 and 7,021,863,272.77 is: 9,690,200,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737,704,414.88 : 17,578,085,186.37 = 7,021,863,272.77 : x
  2. Step 2: Convert to fraction form
    12,737,704,414.88/17,578,085,186.37 = 7,021,863,272.77/x
  3. Step 3: Cross multiply
    12,737,704,414.88x = 17,578,085,186.37 × 7,021,863,272.77
  4. Step 4: Simplify right side
    12,737,704,414.88x = 123,430,910,775,793,909,760
  5. Step 5: Solve for x
    x = 123,430,910,775,793,909,760/12,737,704,414.88
  6. Step 6: Final answer
    x = 9,690,200,585.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.